SK

Shigeru Kai

SH Showa: 4 patents #50 of 337Top 15%
KS Kabushiki Kaisha Showa Seisakusho: 1 patents #9 of 45Top 20%
Overall (All Time): #1,041,911 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D474202 Tilt device for marine propulsion unit Tamotsu Nakamura 2003-05-06
6062923 Tilt-trim device for marine propulsion unit 2000-05-16
6063153 Vent structure of a motor 2000-05-16
6048235 Tilt device for a marine propulsion unit 2000-04-11
5372528 Tilting and trimming mechanism for outboard engine Tamotu Nakamura 1994-12-13